Savory Pear Galette - Sprinkles & Sea Salt

Ingredients

• 2 cups white all-purpose flour
• 1/2 cup whole wheat flour
• 1/2 cup grated parmesan cheese
• 2 tsp oregano
• 1 tsp onion powder
• 1/2 tsp thyme
• 1/2 tsp salt
• 1/2 cup unsalted butter, cold*
• 1 large egg
• 1 tsp vinegar
• 1/4 cup ice cold water
• 1 tbsp unsalted butter
• 4 cups thinly sliced yellow onion (2-3 large onions)
• 1 tbsp dark brown sugar
• 1 tbsp dry sherry (optional)
• 2 large cloves garlic, crushed
• 1 Galette Dough
• 1/2 cup ricotta cheese
• 1 tbsp fresh sage, chopped
• 1/4 tsp salt
• 2 tbsp gorgonzola cheese
• Caramelized Onions
• 5 slices prosciutto (about 2oz)**
• 1 Bosc pear, sliced
• 3/4 cup shredded gruyere cheese
• 1 egg white
• 1 tbsp water
• 2 tbsp grated parmesan cheese